Mountain resort image
– Lat/Long: 48.71° N 121.99° W

South Twin Sister
Weather Forecast, United States

Issued: 10 am Wed 30 Apr Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Some drizzle, heaviest during Fri night. Warm (max 21°C on Thu afternoon, min 6°C on Wed morning). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 3mm), mostly falling on Sat morning. Very mild (max 15°C on Mon afternoon, min 5°C on Sat night). Wind will be generally light.

Wednesday
30
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
light rain
light rain
light rain
rain showers
part cloud
part cloud
clear
part cloud
part cloud
part cloud
some clouds
some clouds
clear
clear
clear
clear
clear
some clouds
light rain
light rain
light rain
rain shwrs
some clouds
some clouds
clear
some clouds
some clouds
some clouds
 km/h
5
WNW
5
W
5
E
5
SSW
5
SW
5
ESE
5
SW
5
WSW
5
S
5
SW
5
SW
5
WSW
10
NW
5
WNW
0
E
5
WSW
5
WSW
5
SSW
 cm 
 mm 
1.1
1.9
0.4
1.1
max°C
9
13
10
17
21
17
17
19
15
10
9
6
8
11
8
12
15
11
min°C
6
12
9
12
20
14
16
18
10
9
7
5
5
9
5
9
14
9
chill°C 
6
12
9
12
20
14
16
18
10
8
6
5
4
8
5
9
14
9
Freezing level (m
2700
3150
3350
3300
3400
3250
3100
3150
2650
2100
1900
1350
1400
1950
2250
2650
2700
2300
Cloud base (m)
900
1750
9300
3400
2600
550
650
700
900
1550
2700
2550
2300
Sea lvl1000m2000m3000m4000m5000m
-1356886630-1-4-5-20132056813131010743-1-2123658131015211617191310867107111510
Sunrise
5:50
5:48
5:46
5:45
5:43
5:41
Sunset
8:21
8:22
8:23
8:24
8:25
8:28

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South Twin Sister Weather (Days 0-3):

The weather forecast for South Twin Sister is: Some drizzle, heaviest during Fri night. Warm (max 21°C on Thu afternoon, min 6°C on Wed morning). Wind will be generally light.

South Twin Sister Weather (Days 3-6):

Light rain (total 3mm), mostly falling on Sat morning. Very mild (max 15°C on Mon afternoon, min 5°C on Sat night). Wind will be generally light.

This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.

Live conditions reported by 5 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
41 km SSW
219m alt.
1 hour ago
13° C
clear
-
Wind obs. (6 kph from 1 degs) was rejected.
16 km
Low: few
Bellingham Airport
41 km W
219m alt.
2 hours ago
12° C
clear
Clear
9
Light winds from the N
(9 kph at 1).
16 km
SHIP8269
44 km SW
15m alt.
2 hours ago
- km
Abbotsford Airport
44 km WNW
217m alt.
2 hours ago
14° C
partially cloudy
Dry and partly cloudy.
Wind obs. (9 kph from 1 degs) was rejected.
48 km
Low: broken
BUOY-PBFW1
45 km SSW
3m alt.
1 hour ago
13° C
11
Light winds from the N
(11 kph at 350).
SHIP4210
44 km SW
15m alt.
3 hours ago
- km
SHIP9873
44 km SW
15m alt.
3 hours ago
- km
SHIP9337
44 km SW
15m alt.
2 hours ago
- km
SHIP3415
44 km SW
15m alt.
2 hours ago
- km
SHIP5083
44 km SW
3m alt.
3 hours ago

* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.